Skip to content
Free delivery on orders over $50 + same day dispatch for orders before 2.00pm
Free delivery on orders over $50 + same day dispatch for orders before 2.00pm
Contact Us About Us

Protein Powder

An essential macronutrient for building muscle, repairing tissue, and making enzymes and hormones, protein is king at Bay Supplements! Our range of protein powders can help you reach your goals, be that weight loss, muscle gains or simply meeting nutritional baselines. At Bay Supplements, we have protein powders to suit every need, including whey, whey isolate, casein and plant protein powders.

Filters

  • ANIMAL M STAK - Bay Supplements - Muscle Growth
    Sold out
    $99.95 - $99.95
    $99.95
    $99.95 - $99.95
    $99.95

    ANIMAL M STAK

    Animal

    Universal Animal M-Stak is the hard gainers anabolic stak it is a mega potent anti-catabolic amino blend.  Thanks to its significantly improved “nu...

    View full details
    $99.95 - $99.95
    $99.95
    $99.95 - $99.95
    $99.95
    Sold out
  • EMRALD LABS 100% WHEY PROTEIN 2.2KG - Bay Supplements - Protein Powder - Chocolate Milk - Whey Protein
    $149.95 - $149.95
    $149.95
    $149.95 - $149.95
    $149.95

    EMRALD LABS 100% WHEY PROTEIN 2.2KG

    Emrald Labs

    With an amazing blend of Whey Protein Isolate & Whey Protein Concentrate + Glutamine, our 100% Whey is the ideal post workout nutrition to spee...

    View full details
    $149.95 - $149.95
    $149.95
    $149.95 - $149.95
    $149.95
  • EMRALD LABS 100% WHEY PROTEIN 900G - Bay Supplements - Protein Powder - Chocolate Milk - Whey Protein
    $69.95 - $69.95
    $69.95
    $69.95 - $69.95
    $69.95

    EMRALD LABS 100% WHEY PROTEIN 900G

    Emrald Labs

    With an amazing blend of Whey Protein Isolate & Whey Protein Concentrate + Glutamine, our 100% Whey is the ideal post workout nutrition to spee...

    View full details
    $69.95 - $69.95
    $69.95
    $69.95 - $69.95
    $69.95
  • MACRO MIKE PREMIUM ALMOND PLANT PROTEIN 800G - Bay Supplements - Plant Based - Banana Cream Pie - Gluten Free Protein
    $89.95 - $89.95
    $89.95
    $89.95 - $89.95
    $89.95

    MACRO MIKE PREMIUM ALMOND PLANT PROTEIN 800G

    Macro Mike

    Macro Mike Premium Almond Protein – Ultra Creamy, Dairy-Free Plant Protein with 23g+ Per Serve The smoothest and creamiest almond plant protein in ...

    View full details
    $89.95 - $89.95
    $89.95
    $89.95 - $89.95
    $89.95
  • RULE 1 MULTI-SOURCE COLLAGEN 25 SERVES UNFLAVOURED - Bay Supplements - Collagen - general health - Skin & Hair Support
    $69.95 - $69.95
    $69.95
    $69.95 - $69.95
    $69.95

    RULE 1 MULTI-SOURCE COLLAGEN 25 SERVES UNFLAVOURED

    Rule 1

    R1 MULTI-SOURCE COLLAGEN™  R1 Multi-Source Collagen™ is a premium, full-spectrum collagen formula designed to support your body from the inside out...

    View full details
    $69.95 - $69.95
    $69.95
    $69.95 - $69.95
    $69.95
  • EHP LABS OXYSLEEP COLLAGEN NIGHT TIME SHRED HOT COCOA - Bay Supplements - Fat Burners - Collagen
    Sold out
    $89.95 - $89.95
    $89.95
    $89.95 - $89.95
    $89.95

    EHP LABS OXYSLEEP COLLAGEN NIGHT TIME SHRED HOT COCOA

    EHP Labs

    CURE NIGHT TIME CRAVINGS OxySleep Collagen Night Time Shred is a delicious dairy and gluten free collagen-based powder, designed to be taken as a n...

    View full details
    $89.95 - $89.95
    $89.95
    $89.95 - $89.95
    $89.95
    Sold out
  • RULE 1 MASS GAINER 6LB - Bay Supplements - Mass Gainer - Chocolate Fudge - Muscle Growth - Protein powder
    $79.95 - $79.95
    $79.95
    $79.95 - $79.95
    $79.95

    RULE 1 MASS GAINER 6LB

    Rule 1

    Rule 1 Mass Gainer is a high-calorie weight gain supplement made for hard gainers and athletes who need serious nutrition to build size, strength, ...

    View full details
    $79.95 - $79.95
    $79.95
    $79.95 - $79.95
    $79.95
  • HEALTH MOTIVE WEIGHT LOSS SHAKE - Bay Supplements - Protein Powder - Indulgent Chocolate - Collagen - Fat Loss Protein
    $79.99 - $79.99
    $79.99
    $79.99 - $79.99
    $79.99

    HEALTH MOTIVE WEIGHT LOSS SHAKE

    Health Motive

    Science-backed. Not another protein shake in disguise. Most meal replacements are just protein powder with a multivitamin tossed in. Health Motiv...

    View full details
    $79.99 - $79.99
    $79.99
    $79.99 - $79.99
    $79.99
  • APPLIED NUTRITION DIET WHEY PROTEIN 1KG - Bay Supplements - Protein powder - Fat Loss Protein - Whey Protein
    Save up to 30% Save %
    $69.95
    $69.95 - $69.95
    $69.95
    $48.95 - $52.95
    $48.95 - $52.95
    $48.95

    APPLIED NUTRITION DIET WHEY PROTEIN 1KG - DATED 3/26 & 4/26

    Applied Nutrition

    HIGH PROTEIN | LOW SUGAR | LEAN SHAKE   Applied Nutrition's Diet Whey Protein is a high-quality protein supplement designed to support weight manag...

    View full details
    $69.95
    $69.95 - $69.95
    $69.95
    $48.95 - $52.95
    $48.95 - $52.95
    $48.95
    Save up to 30% Save %
  • MACRO MIKE PLANT PROTEIN WATER 300G - Bay Supplements - Apple & Mango - Collagen - Plant Based - Plant Protein
    Sold out
    $59.95 - $59.95
    $59.95
    $59.95 - $59.95
    $59.95

    MACRO MIKE PLANT PROTEIN WATER 300G

    Macro Mike

    Quench your thirst at any time of the day with our game changing Plant Protein Water! It’s the ultimate light and refreshing alternative to a cream...

    View full details
    $59.95 - $59.95
    $59.95
    $59.95 - $59.95
    $59.95
    Sold out
  • ZOMBIE LABS SHREDZ PROTEIN WATER 50 SERVES - Bay Supplements - Protein Powder - Frightening Fruit Juice - Amino Acids/BCAA - Collagen
    $79.95 - $79.95
    $79.95
    $79.95 - $79.95
    $79.95

    ZOMBIE LABS SHREDZ PROTEIN WATER - 50 SERVES

    Zombie Labs

    Zombie Labs Shredz Protein Water is a refreshing collagen-based protein drink engineered to combine hydration, recovery, and thermogenic support. W...

    View full details
    $79.95 - $79.95
    $79.95
    $79.95 - $79.95
    $79.95
  • RULE 1 PROTEIN ISOLATE 5LB - Bay Supplements - Protein powder - Chocolate Fudge - Gluten Free Protein - Lactose Free Protein
    $199.95 - $199.95
    $199.95
    $199.95 - $199.95
    $199.95

    RULE 1 PROTEIN ISOLATE 5LB

    Rule 1

    For fast-digesting, ultra-clean protein, look no further than Rule 1 R1 Protein. Made with 100% whey isolate and hydrolysed whey, it delivers 25g p...

    View full details
    $199.95 - $199.95
    $199.95
    $199.95 - $199.95
    $199.95
  • RULE 1 COLLAGEN PEPTIDES 56 SERVES - Bay Supplements - General Health - Collagen - Skin & Hair Support
    Sold out
    $89.95 - $89.95
    $89.95
    $89.95 - $89.95
    $89.95

    RULE 1 COLLAGEN PEPTIDES 56 SERVES

    Rule 1

    R1 Hydrolyzed Collagen Peptides are simply made from one superior ingredient: Grass-fed, pasture raised bovine hide collagen peptides to support ha...

    View full details
    $89.95 - $89.95
    $89.95
    $89.95 - $89.95
    $89.95
    Sold out
  • ANS PERFORMANCE KETO SHAKE 2LB - Bay Supplements - Protein powder - Chocolate - Gluten Free Protein - Keto Supplement
    $79.95 - $79.95
    $79.95
    $79.95 - $79.95
    $79.95

    ANS PERFORMANCE KETO SHAKE 2LB

    ANS Performance

    THE BEST KETO MEAL REPLACEMENT SHAKE ON THE MARKET! Fuel your low-carb lifestyle with the ultimate Keto Meal Replacement Shake, expertly formulated...

    View full details
    $79.95 - $79.95
    $79.95
    $79.95 - $79.95
    $79.95
  • ATHLETECH PRO 6 WHEY 5LB - Bay Supplements - Protein Powder - Vanilla - Creatine - Extended Release Protein - Muscle Growth
    $129.95 - $129.95
    $129.95
    $129.95 - $129.95
    $129.95

    ATHLETECH PRO 6 WHEY 5LB

    Athletech

    A Comprehensive Post-Workout Protein Supplement Athletech Pro 6 is a post-workout protein supplement. It is formulated based on protein research t...

    View full details
    $129.95 - $129.95
    $129.95
    $129.95 - $129.95
    $129.95
  • RULE 1 MASS GAINER 12LB - Bay Supplements - Mass Gainer - Vanilla Creme - Muscle Growth - Protein powder
    $139.95 - $139.95
    $139.95
    $139.95 - $139.95
    $139.95

    RULE 1 MASS GAINER 12LB

    Rule 1

    Rule 1 Mass Gainer is a high-calorie weight gain supplement made for hard gainers and athletes who need serious nutrition to build size, strength, ...

    View full details
    $139.95 - $139.95
    $139.95
    $139.95 - $139.95
    $139.95
  • ATHLETECH PRO 6 WHEY 5LB + CREATINE MONOHYDRATE GUMMIES + PRE-WORKOUT - Bay Supplements - Protein Powder - Creatine - deals
    Save 33% Save %
    $194.90
    $194.90 - $194.90
    $194.90
    $129.95
    $129.95 - $129.95
    $129.95

    ATHLETECH PRO 6 WHEY 5LB + CREATINE MONOHYDRATE GUMMIES + PRE-WORKOUT

    Athletech

    A Comprehensive Post-Workout Protein Supplement Athletech Pro 6 is a post-workout protein supplement. It is formulated based on protein research t...

    View full details
    $194.90
    $194.90 - $194.90
    $194.90
    $129.95
    $129.95 - $129.95
    $129.95
    Save 33% Save %
  • $5.00 - $5.00
    $5.00
    $5.00 - $5.00
    $5.00

    PACK NUTRITION LEVEL 1 WHEY PROTEIN - SAMPLE

    Pack Nutrition

    At Pack Nutrition, great products start with great TASTE. Our philosophy: Go big (on taste) or go home. Gone are the days when you need to chug bac...

    View full details
    $5.00 - $5.00
    $5.00
    $5.00 - $5.00
    $5.00
  • MUTANT PRO WHEY PROTEIN SAMPLE - COOKIES & CREAM - Bay Supplements
    $5.00 - $5.00
    $5.00
    $5.00 - $5.00
    $5.00

    MUTANT PRO WHEY PROTEIN SAMPLE - COOKIES & CREAM

    Mutant

    $5.00 - $5.00
    $5.00
    $5.00 - $5.00
    $5.00
  • MUTANT MASS 15LB + CREATINE 300G COMBO - Bay Supplements - Mass Gainer - Creatine - deals
    Sold out
    $219.90
    $219.90 - $219.90
    $219.90
    $179.95
    $179.95 - $179.95
    $179.95

    MUTANT MASS 15LB + CREATINE 300G COMBO

    Mutant

    MUTANT MASS THE SCIENCE MUTANT MASS was developed over 2 years of research and is based on sound, proven science. More importantly though, the fini...

    View full details
    $219.90
    $219.90 - $219.90
    $219.90
    $179.95
    $179.95 - $179.95
    $179.95
    Sold out
  • MASS BUILDER ESSENTIALS - Bay Supplements - Mass Gainer - Creatine - deals
    Save 33% Save %
    $119.90
    $119.90 - $119.90
    $119.90
    $79.95
    $79.95 - $79.95
    $79.95

    MASS BUILDER ESSENTIALS

    Mutant

    Build serious size the smart way with a stack designed to fuel growth, boost strength, and fire up your training sessions. What’s Inside: Mutant ...

    View full details
    $119.90
    $119.90 - $119.90
    $119.90
    $79.95
    $79.95 - $79.95
    $79.95
    Save 33% Save %
  • Rule 1 Whey Blend 10LB - Bay Supplements - Protein Powder - Chocolate Fudge - Whey Protein
    $264.95 - $264.95
    $264.95
    $264.95 - $264.95
    $264.95

    Rule 1 Whey Blend 10LB

    Rule 1

    Support lean muscle growth and recovery with Rule 1 Whey Blend, a premium protein powder combining whey isolate, whey concentrate, and hydrolysed w...

    View full details
    $264.95 - $264.95
    $264.95
    $264.95 - $264.95
    $264.95
  • MACRO MIKE PEANUT PROTEIN SAMPLE PACK 8x40G SACHETS - Bay Supplements - Plant Based - Gluten Free Protein - Lactose Free Protein
    $48.95 - $48.95
    $48.95
    $48.95 - $48.95
    $48.95

    MACRO MIKE PEANUT PROTEIN SAMPLE PACK 8x40G SACHETS

    Macro Mike

    Macro Mike created the best tasting plant protein in the entire universe. Forget sandy, grainy, gritty plant proteins. We've combined a cutting edg...

    View full details
    $48.95 - $48.95
    $48.95
    $48.95 - $48.95
    $48.95
  • ATHLETECH PRO 6 WHEY 2LB - Bay Supplements - Protein Powder - Creatine - Extended Release Protein - Muscle Growth
    $59.95 - $59.95
    $59.95
    $59.95 - $59.95
    $59.95

    ATHLETECH PRO 6 WHEY 2LB

    Athletech

    A Comprehensive Post-Workout Protein Supplement Athletech Pro 6 is a post-workout protein supplement. It is formulated based on protein research t...

    View full details
    $59.95 - $59.95
    $59.95
    $59.95 - $59.95
    $59.95